100 QTY: C.S.Osborne & Co. No. 7100-BLM 1/2 - Black Lacquer Matte Nail/ post : 1/2" head: 7/16" (mpn# 13764) No. 7100-BLM 1/2 - Black Lacquer Matte Nail Head diameter is approximately 7/16". post lengths: 1/2" 100 QTY